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Installation Instructions forEZ/10WN EZf ow Systems in Oregon yINFILTRATOR Under Oregon Administrative Rule (OAR) 340-071-0117, 6. Place !Zlkw bundle(s) in the Er//mw configuration (2005 Revised OAR 340-071-0135), Infiltrator Systems apcioved by system design permit specified for the Inc. has received approval from the Oregon Department of pauculer site. The top or center-most cylinders con- Environmental Quality(DEO)to install the EZfhnp 1201P con- taming pipe are joined end to end with an internal pipe figuration in the State of Oregon. The DEO has also approved coupler: Any additional aggregate only bundles, should various!ZJbw products for use in Standard Disposal Trenches, be butted against the other aggregate-only cylinders Capping Fill Systems, Sand Filter Systems, Seepage Trench and do not require any type of connection. Systems, Steep Slope Systems, Curtain Drains, Tile Dewater- ing Systems.and Pressurized Distribution Systems. 7. Header or lead lines from the distribution/drop box or device will be connected to top or center-most pipe Materiels and Equipment needed cylinder in each trench or inserted into pipe. •!Z/bw Cylinders •!7•/bw Barrier Paper or DEQ approved geotextile 6. The !Z/low dralnfleld systems should be installed in • !Z/Lw Internal Pipe Couplers a level trench in all directions (both across and along •Pipe for Header and Inlet the ;ranch bottom) and should follow the contour of • Backhoe or Trackhoe the ground surface elevation (uniform depth), with •Laser or Transit all continuous, adjoining 10-foot cylinders placed • Shovel and Rake and to end, with central cylinder distribution pipe interconnected, without any dams, stepdowns.or other Installation Instruction* water stops. The instructions for installation of !Z/hw products are given below. /Wee products must be installed in accordance with g. Stew EPS cylinders are flexible and can fit In curved OAR Chapter 340, Divisions 071 &073,as well as the DEC)or trenches as may be necessary to avoid trees, boulders, local unit of government with jurisdiction. or other obstacles. 1. After the DEO or local unit of government with 10. Final contours and landscaping should be done in a jurisdiction has determined sizing, configuration, and manner to promote surface water runoff. layout for the 1117•0w systems,stake or mark with paint the location of trenches and lines. Be awful to set Repeal steps I Ihru 10 for each required trench. correct tank,Invert pipe, header Ilne or distribution box and trench bottom elevations before installation of pipe As required by state or local regulations,be sure to obtain proper cylinders. instillation inspection from the DEG or local unit of government with jurSdiction prior to covering the system. 2. The proper elevation of slid PVC effluent pipe going to each trench should be determined to ensure conplance After the system has been completely covered, vehicular traffic with the required maximum trench bottom depth as across or abng the trenches shall be avoided. shown on the approved permit. This height may vary depending on system height and configuration used. As required by DEO or tical unit of government with jurisdiction, sod or seed the drainfreld area to control erosion, as may be 3. Remove plastic EZ/ho shipping bags prior to placing required by Permit or local policy. cylinders in the franchise). Repave any plastic begs in the trench before system is covered. 4. The top of each 1201 P-GEO and 1202H-GEO cylinder contains a geotextile pre-inserted between the netting and aggregate.The geotextile is present to prevent S intrusion and shall be placed facing upward, If using the 1202H-GEO, the cylinders shall be placed with the geotextile on top and in contact with the geotexfle contained in the adjacent cylinder before heckling. 5. For 111741n,products not containing GEO, only the bop of the upper cylinder should be covered y ll E0 Ib. unbend building paper available frau lice. Other material such as DEO tippet geelldit tied. A geoledle cover is necessary in sally SIMS.